Two roadway designs are under consideration for access to a permanent suspension bridge. Design 1A will cost $3 million to build and $100,000 per year to maintain. Design 1B will cost $3.5 million to build and $40,000 per year to maintain. Both designs are assumed to be permanent. Use an AW-based rate of return equation to determine (a) the breakeven ROR and (b) which design is preferred at an MARR of 10% per year. a) The breakeven ROR is Not attempted %. b) At an MARR of 10% per year, design 1B Correct is preferred.
Two roadway designs are under consideration for access to a permanent suspension bridge. Design 1A will cost $3 million to build and $100,000 per year to maintain. Design 1B will cost $3.5 million to build and $40,000 per year to maintain. Both designs are assumed to be permanent. Use an AW-based rate of return equation to determine (a) the breakeven ROR and (b) which design is preferred at an MARR of 10% per year. a) The breakeven ROR is Not attempted %. b) At an MARR of 10% per year, design 1B Correct is preferred.
Chapter1: Financial Statements And Business Decisions
Section: Chapter Questions
Problem 1Q
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Q20. Two roadway designs are under consideration for access to a permanent suspension bridge. Design 1A will cost $3 million to build and $100,000 per year to maintain. Design 1B will cost $3.5 million to build and $40,000 per year to maintain. Both designs are assumed to be permanent. Use an AW-based
a) The breakeven ROR is
Not attempted
%.
b) At an MARR of 10% per year, design 1B
Correct
is preferred.
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